UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kqk/SFWd+iZFdMZ8D0JHakGa7A2RIKnGucVCxN5mlxc=' 
WHERE 
  key_id = '6b7059ce682b8254fec8aeefa5a750d05256d634ca170ff6d8d53f163b97d751' 
  AND (
    token = 'kqk/SFWd+iZFdMZ8D0JHakGa7A2RIKnGucVCxN5mlxc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )